Water Supply Outlook for Alberta

November 2009

Table 5 - Recorded March 1 to September 30, 2009 Natural Runoff Volumes - North Saskatchewan River Basin (Natural Flows)

2009 Recorded Volumes
March 1 to September 30 		2009 Forecast Volumes
Locations Volume in dam3 Volume as a
% of Average 		Ranking (lowest to highest) Average difference between Forecast and Recorded natural volumes
Lake Abraham Inflow 1,897,000** 88 7/30 3.7%
Brazeau Reservoir Inflow 840,000*** 59 1/41 15.5%
North Saskatchewan River
at Edmonton 		3,926,000* 67 4/91 12.1%

* - Recorded 2009 natural volumes are preliminary and subject to change
** Lake Abraham is compared to 30 years of data
*** Brazeau Reservoir is compared to 41 years of data

Average and rankings are based on the period 1912 to 2001

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